<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>时钟</title>
 <link rel="stylesheet" href="clock.css" />
    <script type="text/javascript" src="js.js"></script>
</head>
<body id="bd">
     <div id="p_c">
        <div id="clock">
        </div>
    </div>
</body>
</html>